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[modules/shaper.git] / src / SketcherPrs / SketcherPrs_Rigid.cpp
1 // Copyright (C) 2014-2017  CEA/DEN, EDF R&D
2 //
3 // This library is free software; you can redistribute it and/or
4 // modify it under the terms of the GNU Lesser General Public
5 // License as published by the Free Software Foundation; either
6 // version 2.1 of the License, or (at your option) any later version.
7 //
8 // This library is distributed in the hope that it will be useful,
9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
11 // Lesser General Public License for more details.
12 //
13 // You should have received a copy of the GNU Lesser General Public
14 // License along with this library; if not, write to the Free Software
15 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
16 //
17 // See http://www.salome-platform.org/ or
18 // email : webmaster.salome@opencascade.com<mailto:webmaster.salome@opencascade.com>
19 //
20
21 #include "SketcherPrs_Rigid.h"
22 #include "SketcherPrs_Tools.h"
23 #include "SketcherPrs_PositionMgr.h"
24
25 #include <GeomAPI_Pnt.h>
26 #include <GeomAPI_Edge.h>
27 #include <GeomAPI_Curve.h>
28 #include <GeomAPI_Vertex.h>
29
30 #include <ModelAPI_AttributeRefAttr.h>
31
32 #include <SketchPlugin_Constraint.h>
33
34 #include <gp_Pnt2d.hxx>
35
36 #include <Graphic3d_AspectLine3d.hxx>
37 #include <Prs3d_Root.hxx>
38
39 #include <GeomAdaptor_Curve.hxx>
40 #include <BRep_Tool.hxx>
41 #include <StdPrs_DeflectionCurve.hxx>
42 #include <StdPrs_Point.hxx>
43 #include <Geom_CartesianPoint.hxx>
44
45
46
47 IMPLEMENT_STANDARD_RTTIEXT(SketcherPrs_Rigid, SketcherPrs_SymbolPrs);
48
49 static Handle(Image_AlienPixMap) MyPixMap;
50
51
52
53 SketcherPrs_Rigid::SketcherPrs_Rigid(ModelAPI_Feature* theConstraint,
54                                       ModelAPI_CompositeFeature* theSketcher,
55                                            const std::shared_ptr<GeomAPI_Ax3>& thePlane)
56  : SketcherPrs_SymbolPrs(theConstraint, theSketcher, thePlane)
57 {
58 }
59
60 bool SketcherPrs_Rigid::IsReadyToDisplay(ModelAPI_Feature* theConstraint,
61                                          const std::shared_ptr<GeomAPI_Ax3>& thePlane)
62 {
63   bool aReadyToDisplay = false;
64
65   std::shared_ptr<ModelAPI_Data> aData = theConstraint->data();
66   std::shared_ptr<ModelAPI_AttributeRefAttr> anAttr =
67     aData->refattr(SketchPlugin_Constraint::ENTITY_A());
68   AttributePtr aRefAttr = anAttr->attr();
69   if (anAttr->isObject()) {
70     // The constraint attached to an object
71     ObjectPtr aObj = anAttr->object();
72     aReadyToDisplay =  SketcherPrs_Tools::getShape(aObj).get() != NULL;
73
74   } else {
75     // The constraint attached to a point
76     std::shared_ptr<GeomAPI_Pnt2d> aPnt = SketcherPrs_Tools::getPoint(theConstraint,
77                                                    SketchPlugin_Constraint::ENTITY_A());
78     aReadyToDisplay = aPnt.get() != NULL;
79   }
80   return aReadyToDisplay;
81 }
82
83 bool SketcherPrs_Rigid::updateIfReadyToDisplay(double theStep, bool withColor) const
84 {
85   if (!IsReadyToDisplay(myConstraint, myPlane))
86     return false;
87
88   myPntArray = new Graphic3d_ArrayOfPoints(1, withColor);
89   std::shared_ptr<ModelAPI_Data> aData = myConstraint->data();
90   std::shared_ptr<ModelAPI_AttributeRefAttr> anAttr =
91     aData->refattr(SketchPlugin_Constraint::ENTITY_A());
92   AttributePtr aRefAttr = anAttr->attr();
93   if (anAttr->isObject()) {
94     // The constraint attached to an object
95     ObjectPtr aObj = anAttr->object();
96
97     SketcherPrs_PositionMgr* aMgr = SketcherPrs_PositionMgr::get();
98     gp_Pnt aP1 = aMgr->getPosition(aObj, this, theStep);
99     myPntArray->AddVertex(aP1);
100   } else {
101     // The constraint attached to a point
102     std::shared_ptr<GeomAPI_Pnt2d> aPnt = SketcherPrs_Tools::getPoint(myConstraint,
103                                                   SketchPlugin_Constraint::ENTITY_A());
104     std::shared_ptr<GeomAPI_Pnt> aPoint = myPlane->to3D(aPnt->x(), aPnt->y() + theStep);
105     myPntArray->AddVertex(aPoint->impl<gp_Pnt>());
106   }
107   return true;
108 }
109
110
111 void SketcherPrs_Rigid::drawLines(const Handle(Prs3d_Presentation)& thePrs,
112                                   Quantity_Color theColor) const
113 {
114   ObjectPtr aObj = SketcherPrs_Tools::getResult(myConstraint, SketchPlugin_Constraint::ENTITY_A());
115   FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(aObj);
116   std::shared_ptr<GeomAPI_Shape> aShape;
117   if (aFeature.get()) {
118     // If constraint attached to a feature
119     const std::list<ResultPtr>& aResults = aFeature->results();
120     std::list<ResultPtr>::const_iterator aIt;
121     // Find a shape
122     for (aIt = aResults.cbegin(); aIt != aResults.cend(); aIt++) {
123       aShape = (*aIt)->shape();
124       if (aShape->isEdge())
125         break;
126     }
127   } else {
128     // Else it is a result
129     aShape = SketcherPrs_Tools::getShape(aObj);
130   }
131   if (aShape.get() == NULL)
132     return;
133
134   Handle(Prs3d_PointAspect) aPntAspect = new Prs3d_PointAspect(Aspect_TOM_PLUS, theColor, 1);
135   myDrawer->SetPointAspect(aPntAspect);
136   drawShape(aShape, thePrs, theColor);
137 }
138